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Merge branch '5.7.x' into 5.8.x

This commit is contained in:
Josh Cummings 2023-04-04 13:32:04 -06:00
parent d5603a944d 39cee36065
commit 5ffebaf12b
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1 changed files with 12 additions and 17 deletions
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29
oauth2/oauth2-jose/src/main/java/org/springframework/security/oauth2/jwt/SupplierJwtDecoder.java
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@ -18,6 +18,8 @@ package org.springframework.security.oauth2.jwt;
import java.util.function.Supplier;
import org.springframework.util.function.SingletonSupplier;
/**
* A {@link JwtDecoder} that lazily initializes another {@link JwtDecoder}
*
@ -26,12 +28,17 @@ import java.util.function.Supplier;
*/
public final class SupplierJwtDecoder implements JwtDecoder {
private final Supplier<JwtDecoder> jwtDecoderSupplier;
private volatile JwtDecoder delegate;
private final Supplier<JwtDecoder> delegate;
public SupplierJwtDecoder(Supplier<JwtDecoder> jwtDecoderSupplier) {
this.jwtDecoderSupplier = jwtDecoderSupplier;
this.delegate = SingletonSupplier.of(() -> {
try {
return jwtDecoderSupplier.get();
}
catch (Exception ex) {
throw wrapException(ex);
}
});
}
/**
@ -39,19 +46,7 @@ public final class SupplierJwtDecoder implements JwtDecoder {
*/
@Override
public Jwt decode(String token) throws JwtException {
if (this.delegate == null) {
synchronized (this.jwtDecoderSupplier) {
if (this.delegate == null) {
try {
this.delegate = this.jwtDecoderSupplier.get();
}
catch (Exception ex) {
throw wrapException(ex);
}
}
}
}
return this.delegate.decode(token);
return this.delegate.get().decode(token);
}
private JwtDecoderInitializationException wrapException(Exception ex) {